The place which an innovation originated from?

Predict what the cross section of a four-year-old tree trunk would look like if there were drought conditions for the first two years of the tree's life and wet conditions for the most recent two years.

Why do you think it was important to know the bottom of the sea floor during World War 2

Pluto and Neptune are known as the ice giants?

Which of the following bodies of water does not touch Japan? Philippine Sea Korea Strait Sea of Japan South China Sea

How cold is Iceland in the winter

If a population is growing quickly in a small area then what must increase as well

Which body of water is found to the east of costa rica? a. el oc ano pacifico c. el mar del norte b. el oc ano atlantico d. el mar caribe

How old is the milky way galaxy?

Describe the Great Barrier Reef. Why is this site considered one of the world's most important ecosystems?

The diameter of a circle is 5.5m. Find the area of the circle. Give the exact value